Perhaps you should try some spelling variations:
presentaado » presentado, presentando, presentados, presenteaado, presenteado
presentada » presentado, presented, presentar, presenteada, presenteda
presentaron » presentacion, presentation, presentarse, presentearon, presenteron
presenten » presente, presented, presentes, presenteen
presentan » presente, presentacion, presentean, presenten
present » presente
presenta » presentea, presente

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((presentaado OR presentada) OR ((presentaron OR (presenten OR (presentan OR present))) OR presenta))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((presentaado or presentada) or ((presentaron or (presenten or (presentan OR present))) or presenta))~".
• Adding a wildcard symbol may retrieve word variants: ((presentaado or presentada) or ((presentaron or (presenten or (presentan OR present))) or presenta))*.